#include<iostream>
using namespace std;
int main()
{
    int a,b,c;
    scanf("%d%d%d",&a,&b,&c);
    if(a>b){
    	if(a>c){
    		printf("%d\n",a);
		}else{
			printf("%d\n",c);
		}
	}else{
		if(b>c){
    		printf("%d\n",b);
		}else{
			printf("%d\n",c);
		}
	}
    return 0;
}
